qnx4.h 1.2 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #include <linux/fs.h>
  3. #include <linux/qnx4_fs.h>
  4. #define QNX4_DEBUG 0
  5. #if QNX4_DEBUG
  6. #define QNX4DEBUG(X) printk X
  7. #else
  8. #define QNX4DEBUG(X) (void) 0
  9. #endif
  10. struct qnx4_sb_info {
  11. unsigned int Version; /* may be useful */
  12. struct qnx4_inode_entry *BitMap; /* useful */
  13. };
  14. struct qnx4_inode_info {
  15. struct qnx4_inode_entry raw;
  16. loff_t mmu_private;
  17. struct inode vfs_inode;
  18. };
  19. extern struct inode *qnx4_iget(struct super_block *, unsigned long);
  20. extern struct dentry *qnx4_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags);
  21. extern unsigned long qnx4_count_free_blocks(struct super_block *sb);
  22. extern unsigned long qnx4_block_map(struct inode *inode, long iblock);
  23. extern const struct inode_operations qnx4_dir_inode_operations;
  24. extern const struct file_operations qnx4_dir_operations;
  25. extern int qnx4_is_free(struct super_block *sb, long block);
  26. static inline struct qnx4_sb_info *qnx4_sb(struct super_block *sb)
  27. {
  28. return sb->s_fs_info;
  29. }
  30. static inline struct qnx4_inode_info *qnx4_i(struct inode *inode)
  31. {
  32. return container_of(inode, struct qnx4_inode_info, vfs_inode);
  33. }
  34. static inline struct qnx4_inode_entry *qnx4_raw_inode(struct inode *inode)
  35. {
  36. return &qnx4_i(inode)->raw;
  37. }